.tabbar{
  position: fixed;
  width: 100%;
  left:0;
  bottom: 0;
  background:#fff;
  padding:.7em 0em .5em;
  border-top:1px solid rgb(222, 222, 222);

  .box{
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: stretch;

    .item{
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      width:33.3%;
      font-size:1em;
      color:#123;

      .icon{
        margin-bottom:.3em;
        font-size:1.5em;
      }

      .name{
        width:100%;
        text-align: center;
      }
    }
  }
}

header{
  width: 100%;
  background: #fff;
  height: 3em;
  position: sticky;
  top: 0em;
  display: flex;
  align-items: center;
  .left{
    width: 20%;
    color: #0173de;
    margin-top: -1px;
    .back{
      margin-left: 10px;
      top: 2px;
    }
  }
  .center{
    text-align: center;
    width: 60%;
    font-weight: bold;
  }
  .right{
    width: 20%;
  }
}